impastatocarlie impastatocarlie

18-05-2018
Mathematics

contestada

uss addition or substitution to find the value of 'x' for this set of equations
y=x-2
7y-4x=10

Respuesta :

Skøll1922 Skøll1922

18-05-2018

If y=x-2 we can write
7(x-2)-4x=10
so:
14x-14-4x=10
14x-4x=10+14
10x=24
x=24/10
x=12/5

Hope this helped!

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